Kim Seo-won / Kim Kyung-ja
Han Gil-ro / Han Pil-hoon
Kim Won-seok
Gong Do Ha
NIS Academy Instructor
Oh Kwang-jae
Han Joo-ma
Park Soo-young
Go Soo-ja
Choi Woo-jin
Mi-rae
Kim Pan-seok
Kim Min-ho
Oh Mak-nae
Chun Sung-il
Writer
Oh Hyun-jong
Director
